maththree times as many children as adults attended a concert on saturday. an adult ticket cost $7 and a child ticket cost $3. the theater collected a total of $6000. how many people bought tickets?
October 21, 2013

maththe cost of 5 similar digital cameras and 3 similar video cameras is $3213 each video camera costs 4 times as much as each digital camera. john buys a digital camera and a video camera. how much does he pay?
October 21, 2013

math`mr. jacob is 55 years old and tony is 7 years old. in how many years will mr. jacobs be 4 times as old as tony?
October 21, 2013

mathnaomi macy and sebastian have 234 stamps in all. naomi gives 16 stamps to macy and 24 stamps to sebastian. naomi then has 3 times as many stamps as macy, and macy has twice as many stamps as sebastian. how many stamps does naomi have at first?
October 20, 2013

mathon a farm, there are some cows and some chickens. if the animals have a total of 40 heads and 112 legs, how many cows are there?
October 20, 2013

mathjane had $7 and her sister had $2. their parents gave each of them an equal amount of money. then, jane had twice as much money as her sister. how much money did their parents give each of them
October 18, 2013

mathapples are sold at 3 for $2 at busy mart. at big food, the same apples are sold at 5 for $2. kassim buys 15 apples from big foods instead of buys mart. how much does he save?
October 18, 2013

MINE Math16. Calculate the interest earned on a savings account with $800.00 that is invested at 5% annual simple interest for 5 years. (1 point)
December 6, 2012

statisticsThe data below are the final exam scores of 10 randomly selected statistics students and the number of hours they studied for the exam. Calculate the correlation coefficient r.
September 28, 2011

MathA ball is thrown off a cliff from a ht of 180 ft above sea level. The ht s of the ball above sea water level at time t is s(t)=-16t2+32t+180. When will the ball strike the water?
September 5, 2011

physicsA hotdog vendor named Sam is walking from the southwest corner of Central park to the Empire State Building. He starts at the intersection of 59th Street and Eighth Avenue, walks 3 blocks east to 59th Street and Fifth Avenue, and then 25 blocks south to the Empire State ...
December 5, 2010

biologythanks so much I like it that you did not just put the correct answer but gave me sights it really helps me learn. the answer i have to the worksheet is the use of chlorophylls a and b, starch as a major stored compound, and cellulose in cell walls does that sound right?? ...
December 2, 2010

Algebra: Simple InterestProblem: Geoff has $5000 to invest. He wants to earn $568 in interest in one year. He will invest part of the money at 12% and the other part at 10%. How will he invest. +I already know how to do Simplest Interest, I just can't read the problem to find what i = p = r = t =
November 22, 2010

AlgebraThere are two similar triangles XYZ, and ABC. If x = 8, c = 5, and y = b, find z and a. How am I suppose to solve this problem if y = b? Do I find what b is first? Or will the answer be with a variable?
November 22, 2010

AlgebraThere are two similar triangles XYZ, and ABC. If x = 12 and z = 3c, find a. How do I work with that problem when z = 3c?
November 22, 2010

governmentwhat are 2 examples(policy positions) in which the obama administration has worked to the advantage of corporate interests?
April 7, 2010

mathsthere are 24 hours in a day and scientists tell us that we should sleep for 3/8 of the day.how much time should we spend sleeping?
March 15, 2009

ParisNeed help finding a good website on Paris? Ones I find always are the same info or are just adds for places you can stay in paris. These sites have a lot of information about the history of my favorite city plus the backgrounds of some of its most famous attractions. http://en...
March 30, 2007